7559e6ca8b77400f88bf4e67208a1c32570a670068eccae9e3d226cc5471bd47

Resubmissions

28-04-2024 18:31

240428-w6cwyaec5v 10

21-04-2024 08:57

21-04-2024 05:45

18-04-2024 19:05

18-04-2024 16:34

04-03-2024 18:33

02-03-2024 17:01

02-03-2024 10:05

Analysis

max time kernel
1441s
max time network
1510s
platform
windows11-21h2_x64
resource
win11-20240412-en
resource tags

arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
submitted
18-04-2024 16:34

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General

Target

bazaar.2020.02/HEUR-Trojan-Ransom.Win32.Sodin.dll
Size

166KB
MD5

b75c8afa25a8372b37fbda25f99274fb
SHA1

e40a172b0f9559b7c86005ee077f84695581db69
SHA256

23b7ef18b61fe3ca542372a862d19fac734c24b5cecfe9682b211129fa88f998
SHA512

9cc8c701ed9fb8505a1e9ca14f23a4bb4077182d449bc8d1bb560a477d55512f83cad8f503cf766d5d9644f53cca18ca50c449a6acab92f92ee776a2f12b3773
SSDEEP

3072:JLFrb30BRtBZZg+i2ayyYOCWGPyLydrkxMT3QbFLf2KKWeu:NJ0BXScFyfC3Hd4yghMWe

Score

6^/10

Malware Config

Signatures

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

rundll32.exe

description	ioc	process
File opened (read-only)	\??\E:	rundll32.exe
File opened (read-only)	\??\I:	rundll32.exe
File opened (read-only)	\??\K:	rundll32.exe
File opened (read-only)	\??\R:	rundll32.exe
File opened (read-only)	\??\T:	rundll32.exe
File opened (read-only)	\??\A:	rundll32.exe
File opened (read-only)	\??\B:	rundll32.exe
File opened (read-only)	\??\S:	rundll32.exe
File opened (read-only)	\??\L:	rundll32.exe
File opened (read-only)	\??\O:	rundll32.exe
File opened (read-only)	\??\P:	rundll32.exe
File opened (read-only)	\??\Q:	rundll32.exe
File opened (read-only)	\??\Z:	rundll32.exe
File opened (read-only)	\??\G:	rundll32.exe
File opened (read-only)	\??\H:	rundll32.exe
File opened (read-only)	\??\J:	rundll32.exe
File opened (read-only)	\??\M:	rundll32.exe
File opened (read-only)	\??\N:	rundll32.exe
File opened (read-only)	\??\U:	rundll32.exe
File opened (read-only)	\??\V:	rundll32.exe
File opened (read-only)	\??\W:	rundll32.exe
File opened (read-only)	\??\X:	rundll32.exe
File opened (read-only)	\??\Y:	rundll32.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

rundll32.exepowershell.exe

pid process

2408 rundll32.exe
2408 rundll32.exe
360 powershell.exe
360 powershell.exe

pid	process
2408	rundll32.exe
2408	rundll32.exe
360	powershell.exe
360	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

rundll32.exepowershell.exevssvc.exe

description	pid	process
Token: SeDebugPrivilege	2408	rundll32.exe
Token: SeDebugPrivilege	360	powershell.exe
Token: SeBackupPrivilege	2056	vssvc.exe
Token: SeRestorePrivilege	2056	vssvc.exe
Token: SeAuditPrivilege	2056	vssvc.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 3184 wrote to memory of 2408	3184	rundll32.exe	rundll32.exe
PID 3184 wrote to memory of 2408	3184	rundll32.exe	rundll32.exe
PID 3184 wrote to memory of 2408	3184	rundll32.exe	rundll32.exe
PID 2408 wrote to memory of 360	2408	rundll32.exe	powershell.exe
PID 2408 wrote to memory of 360	2408	rundll32.exe	powershell.exe

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bazaar.2020.02\HEUR-Trojan-Ransom.Win32.Sodin.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3184

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bazaar.2020.02\HEUR-Trojan-Ransom.Win32.Sodin.dll,#1
2⤵
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2408

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:360

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:1620

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2056

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4nvwrqn2.m0n.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/360-8-0x000001E3F69F0000-0x000001E3F6A12000-memory.dmp

Filesize
136KB

Download
memory/360-9-0x00007FF890220000-0x00007FF890CE2000-memory.dmp

Filesize
10.8MB

Download
memory/360-10-0x000001E3F6C40000-0x000001E3F6C50000-memory.dmp

Filesize
64KB

Download
memory/360-11-0x000001E3F6C40000-0x000001E3F6C50000-memory.dmp

Filesize
64KB

Download
memory/360-12-0x000001E3F6C40000-0x000001E3F6C50000-memory.dmp

Filesize
64KB

Download
memory/360-15-0x00007FF890220000-0x00007FF890CE2000-memory.dmp

Filesize
10.8MB

Download